CN105484973B - A kind of cyclone type oil-gas separator - Google Patents
A kind of cyclone type oil-gas separator Download PDFInfo
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- CN105484973B CN105484973B CN201510648969.4A CN201510648969A CN105484973B CN 105484973 B CN105484973 B CN 105484973B CN 201510648969 A CN201510648969 A CN 201510648969A CN 105484973 B CN105484973 B CN 105484973B
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Abstract
The present invention discloses a kind of cyclone type oil-gas separator, it includes the whirlwind outer barrel of cylinder, the whirlwind inner cylinder and thin cylinder of cylinder are provided with the inside of whirlwind outer barrel; thin cylinder is arranged on cylindrical whirlwind outer barrel inner side top half and between whirlwind outer barrel and whirlwind inner cylinder; is provided with entrance in the upper side of whirlwind outer barrel; wherein; the outside wall surface of entrance and whirlwind outer barrel, which is connected, enables gas to be tangentially entered in whirlwind outer barrel, and a pair of slots are symmetrically fixed with whirlwind outer tube inner wall bottom.Cyclone type oil-gas separator of the present invention is easier to Oil-gas Separation, and more difficult splash produces secondary small oil droplet, effectively improves the separative efficiency of gs-oil separator.
Description
Technical field
The invention belongs to oil vapor treatment apparatus field, is related to a kind of cyclone type oil for being used for Oil-gas Separation in injected compressor
Gas separating device.
Background technology
For injected compressor, Oil-gas Separation is to ensure the pure property of discharge gas, and improves lubrication oil circulation profit
With the significant process of property, therefore oil-gas separation efficiency is one of key index for evaluating injected compressor systematic function.Cyclone type
Gs-oil separator be widely used in advantages such as its small volume, light weight, separative efficiency height in injected compressor system and into
For the focus of Recent study.
The whirlwind separator being commonly used, its structure mainly include combi inlet port pipe, whirlwind outer cylinder body, whirlwind
Inner barrel, oil exit pipe and oil baffle.Gas mixture by inlet tube tangentially into Membrane Separator Cylinder for CFB Boiler inside, in inner cylinder and outer barrel
Between rotate in the annular flow field that is formed, oil droplet due to by bigger centrifugal force motion in radial outside, when it hits
When hitting outer tube inner wall face, it can be adhered on wall and flow downward, be discharged after reaching bottom by oil exit pipe, and gas is then from center
Whirlwind inner cylinder namely gas outlet the rotation outflow at place, realize Oil-gas Separation, and the effect of wherein oil baffle is to prevent cyclone gas
Body stirs the separated lubricating oil of bottom deposit.
For the cyclone type oil-gas separator of traditional structure, measure in fact separative efficiency be substantially distributed in 88%~92% it
Between, and influence the principal element that its efficiency separator further improves at present and be, oil droplet hits the secondary small oil that wall is formed
Drop and oil droplet hit the small oil droplet that wall-film causes oil film to sputter and are mixed into gas phase flow field, are walked with flow of exhaust.Visiting
In terms of rope further improves cyclone type oil-gas separator efficiency by improved structure, the hair of Application No. 200810161231.5
It is bright proposing a kind of combination filer element type and whirlwind separator structure, the rotatable gs-oil separator of filter core.In its crankcase
Gas by blade drive filter core rotate around rotary shaft, larger oil droplet is fallen in initial gross separation, then again by filter core progress two
Secondary separation.Due to the presence in space on filter core and the rotation of filter core in this device so that formed at it between bent axle box outer wall
Annular space interior air-flow can not carry out uniform and stable rotational flow, it is difficult to efficiently separate larger oil droplet, and filter core rotates
The small oil droplet thrown away can be mixed into the gas phase flow field by filter core again, be flowed out with air-flow from outlet.Application No.
201220676044.2 utility model discloses a kind of with reference to baffle plate type separator, filter separator, whirlwind separator three
The moisture trap of kind separate mode, mixture are divided in cylinder by entering in the outer air induction conduit entrance divided in cylinder, carried out preliminary
Cyclone separation, the gas after just dividing rise through water conservancy diversion cyclone plate and realize that secondary collision separates.But in fact, interior point of cylinder and air inlet
What is formed between conduit is not the cyclone channel of rule, and mixed airflow can not carry out rotating separation well wherein, and
The passage of whirlwind baffle plate is small, and shape is rugged, and gas-flow resistance loss is very big.The disclosure of the invention of Application No. 200910191233.3
A kind of engine cyclone type oil-gas separator of circular cone cavity combination spiral shape labyrinth structure, it is characterised in that in circular cone cavity
Spiral shape labyrinth separation road is from top to bottom provided with inwall.After mixed oil and gas enter, due to the spiral shape labyrinth of circular cone cavity
The presence in road is separated, rotary collision isolates oil droplet, and gas is then discharged by data feedback channel.In this invention, although due to spiral shape
The presence in labyrinth separation road, the adhesive ability of oil droplet is improved, but also greatly disturb originally uniform and stable annular flow
, instead easily mixing oil droplet, reduce separative efficiency.
The content of the invention
Small for the attached wall ability of conventional separators oil droplet, the problems such as oil film splashes, the present invention provides a kind of cyclone type oil gas
Separator, it includes the whirlwind outer barrel of cylinder, and the whirlwind inner cylinder and thin cylinder of cylinder are provided with the inside of whirlwind outer barrel,
Thin cylinder is arranged on cylindrical whirlwind outer barrel inner side top half and between whirlwind outer barrel and whirlwind inner cylinder, in whirlwind
The upper side of outer barrel is provided with entrance, wherein, the outside wall surface of entrance and whirlwind outer barrel, which is connected, enables gas tangentially to enter
Enter into whirlwind outer barrel, a pair of slots are symmetrically fixed with whirlwind outer tube inner wall bottom.
Preferably, being provided with some semicircle apertures on the wall of thin cylinder, air-flow side is provided with aperture
To inclination tabs, thin cylinder top is additionally provided with flange, is provided with and thin-wall circular into symmetrical in thin cylinder outside wall surface
Cylinder height identical cutting, it matches with a pair of slots being symmetrically installed on the inside of whirlwind outer barrel.
Preferably, the bottom of whirlwind outer barrel is provided with oil discharge outlet.
Preferably, it is additionally provided with oil baffle on the downside of whirlwind outer barrel.
Preferably, there is about 3~8 millimeters of marmon clamp between the outside wall surface of thin cylinder and the internal face of whirlwind outer barrel
Layer.
Preferably, the inclination angle for tilting tabs is set to 30~45 degree.
The present invention on the inside of cyclone type outer barrel due to having added one layer of stephanoporate thin wall cylinder with tabs, on the one hand equivalent to increasing
The smaller wall of a diameter is added, has reduced distance and the time of oil droplet attachment wall, oil droplet is supplied to reference to whirlwind outer barrel
Adhere to the chance of wall twice.On the other hand, due to the stop of tabs on semicircle orifice, oil droplet hits oil film and caused splashing
Oil droplet can be attached on tabs, it is difficult to gas phase flow field is mixed into again, so as to further improve the separation of cyclone type oil-gas separator
Efficiency.Flange is arranged at thin cylinder top, and when putting into outer barrel, flange can ride over edge on outer barrel, stops that thin cylinder axially moves
Dynamic, thin cylinder both sides are also symmetrically mounted with cutting, can be embedded on the inside of whirlwind outer barrel in corresponding slot, in circumference that it is firm
It is firmly fixed, it will not be rotated by the impact of high velocity air.Compared with other similar cyclone type oil-gas separator structures, this structure is only
The property for only effectively improving gs-oil separator by increasing the cheap stephanoporate thin wall cylinder can with tabs on the inside of outer barrel
Can, and cost does not almost increase, and the height that the diameter of aperture and tabs are dug on thin cylinder compared to whirlwind outer barrel and
The diameter of inner cylinder all very littles, so influence of the increase of thin cylinder to rotational flow field uniformity also can very little.
Brief description of the drawings
Fig. 1 is the principal section view of the present invention.
Fig. 2 is the details displaying at Fig. 1 of the present invention A-A sectional views and cutting slot.
Fig. 3 is schematic diagram at thin cylinder flange of the present invention.
Fig. 4 is the partial view of porch of the present invention
Fig. 5 is the external view of the present invention.
In figure：1. the thin cylinder 6-1. of 5. oil baffle of entrance 2. oil discharge outlet, 3. whirlwind outer barrel, 4. whirlwind inner cylinder 6. half
Circular aperture 6-2. tilts the slot of tabs 6-3. flange 6-4. cuttings 7.
Embodiment
In order to which the intent of the present invention is better described, present invention is described further below in conjunction with the accompanying drawings.
Shown in reference picture 1-5, Fig. 1 shows a kind of cyclone type oil-gas separator, and it includes the whirlwind outer barrel 3 of cylinder,
The whirlwind inner cylinder 4 and thin cylinder 6 of cylinder are provided with the inside of whirlwind outer barrel 3, thin cylinder 6 is arranged on outside cylindrical whirlwind
Cylinder 3 inner side top halfs and positioned at whirlwind outer barrel 3 and whirlwind inner cylinder 4 between so that the outside wall surface of thin cylinder 6 with it is cylindrical
There is about 3~8 millimeters of annular gap between the internal face of whirlwind outer barrel 3.
Oil discharge outlet 2 is provided with the bottom of whirlwind outer barrel 3, and entrance 1 is provided with the upper side of whirlwind outer barrel 3, is being revolved
The inner lower of wind outer barrel 3 is additionally provided with oil baffle 5.Wherein, the outside wall surface of entrance 1 and whirlwind outer barrel 3, which is connected, enables gas
It is tangentially entered in whirlwind outer barrel 3.In addition, it is symmetrically fixed with a pair of slots 7 in the cylindrical inner wall lower of whirlwind outer barrel 3.
As in Figure 2-4, some semicircle aperture 6-1 are provided with the wall of thin cylinder 6, are provided with aperture 6-1
Towards the inclination tabs 6-2 of airflow direction, the top of thin cylinder 6 is provided with flange 6-3, wherein, in order to be more beneficial for entering for air-flow
Enter, the inclination angle for tilting tabs 6-2 is set to 30~45 degree.As shown in Figure 2, Figure 4 shows, into symmetrical installation in the outside wall surface of thin cylinder 6
Have with the height identical cutting 6-4 of thin cylinder 6, it matches with two group slots 7 being symmetrically installed in the inner side of whirlwind outer barrel 3,
So, when thin cylinder 6 is put into whirlwind outer barrel 3 vertically, by the cutting 6-4 on thin cylinder 6 and whirlwind outer barrel 3
The correspondence of slot 7, with being put into for thin cylinder 6, cutting 6-4 will be completely embedded into slot 7, and thin cylinder 6 can be prevented circumferential
It is mobile.
In addition, as shown in figure 3, the flange 6- with the stack shell of thin cylinder 6 into an angle of 90 degrees is enclosed on the top of thin cylinder 6 provided with one
3, after thin cylinder 6 is put into whirlwind outer barrel 3, flange 6-3 can ride over the upper edge of whirlwind outer barrel 3, then again by upper cover plate tightly
The top of whirlwind outer barrel 3 is fixed on, so thin cylinder 6 will be prevented to move axially.Cutting 6-4 and flange 6-3 combination
To enable thin cylinder 6 be steadily fixed in whirlwind outer barrel 3, will not rotate movement with gas shock.Revolving
The top half of wind outer barrel 3, flow field cyclonic action is stronger, and the oil film of formation is thicker, therefore the height of thin cylinder 6 only needs to block
The top half of whirlwind outer barrel 3, without from top to bottom completely through in whirlwind outer barrel 3.
As shown in figure 4, in the gs-oil separator in using technical solution of the present invention, mixed gas is tangentially entered by entrance 1
Enter in gs-oil separator, flowed into avoid influenceing gaseous mixture, the thin cylinder 6 of the inner side of whirlwind outer barrel 3, which is cut away, covers entrance 1
Part, therefore gaseous mixture enters the ring that is formed between whirlwind outer cylinder body 3 and whirlwind inner barrel 4 in tangential direction by uncrossed
Shape space, rotates, and because oil droplet can be by bigger centrifugal force compared to gas, therefore moves in the outside of radial direction.This
When, a part of oil droplet is thrown toward thin cylinder 6 first, starts to separate for the first time, oil droplet be adhered on the internal face of thin cylinder 6 to
Lower flowing.Because thin cylinder 6 is mounted so as to close proximity to outer cylinder body, remaining mixed airflow is along the semicircle on thin cylinder 6
After the passage formed between shape aperture 6-1 and tabs 6-2 reaches the thin annular space between whirlwind outer barrel 3 and thin cylinder 6, still have
There is higher kinetic energy, rotational flow will be continued, as traditional cyclone type oil-gas separator, oil droplet therein is hit outside whirlwind
Cylinder internal face, and converges on wall and flows downward, but unlike, its oil film formed due to the stop of thin cylinder 5,
Will not be again by swirling eddy strong " scratch ", but directly converge into strand and flow downward, so as to be separated.It is and minimal amount of
Oil droplet hits caused by oil film that secondary small oil droplet is also due to the updip bias piece 6-2 of thin cylinder 6 stop, it is difficult to again with gas
Stream is involved in gas phase flow field and flowed out from oil discharge outlet 2, and these will all effectively improve the separative efficiency of whirlwind separator.Thin cylinder
6 itself also play the role of to collect oil droplet, can also form very thin oil film thereon, also have minimal amount during this layer of oil film of gas shock
Secondary small oil droplet, but also due to tilting tabs 6-2 stop, these small oil droplets are also difficult to smoothly be swept away by rotary gas.
And the height that aperture 6-1 diameter and tabs 6-2 are dug on thin cylinder 6 is compared to whirlwind outer cylinder body all very littles, so thin
Influence of the increase of wall cylinder 6 to rotational flow field uniformity will very little.
Embodiments of the invention are only the descriptions carried out to the preferred embodiment of the present invention, not to present inventive concept and
Scope is defined, on the premise of design philosophy of the present invention is not departed from, skill of the engineers and technicians to the present invention in this area
The all variations and modifications that art scheme is made, all should fall into protection scope of the present invention, the claimed technology contents of the present invention,
All record in detail in the claims.
Claims (4)
1. a kind of cyclone type oil-gas separator, it includes the whirlwind outer barrel (3) of cylinder, is provided with the inside of whirlwind outer barrel (3)
The whirlwind inner cylinder (4) and thin cylinder (6) of cylinder, thin cylinder (6) are arranged on the first half on the inside of cylindrical whirlwind outer barrel (3)
Divide and between whirlwind outer barrel (3) and whirlwind inner cylinder (4), entrance (1) is provided with the upper side of whirlwind outer barrel (3), its
In, the outside wall surface of entrance (1) and whirlwind outer barrel (3), which is connected, enables gas to be tangentially entered in whirlwind outer barrel (3),
Whirlwind outer barrel (3) inner wall lower is symmetrically fixed with a pair of slots (7), and some semicircles are provided with the wall of thin cylinder (6)
Aperture (6-1), the inclination tabs (6-2) of airflow direction is provided with aperture (6-1), oil droplet is respectively in whirlwind outer barrel (3)
Separate and collect between thin cylinder (6) and whirlwind inner cylinder (4) between thin cylinder (6), thin cylinder (6) top is also set
There is flange (6-3), be provided with and thin cylinder (6) height identical cutting (6- into symmetrical in thin cylinder (6) outside wall surface
4), it matches with a pair of the slots (7) being symmetrically installed on the inside of whirlwind outer barrel (3), and the inclination angle for tilting tabs (6-2) is set to 30
~45 degree.
2. gs-oil separator according to claim 1, it is characterised in that the bottom of whirlwind outer barrel (3) is provided with oil discharge outlet
(2)。
3. gs-oil separator according to claim 2, it is characterised in that inner lower is additionally provided with gear in whirlwind outer barrel (3)
Oiled-plate method (5).
4. gs-oil separator according to claim 3, it is characterised in that the outside wall surface of thin cylinder (6) and whirlwind outer barrel
(3) there is 3~8 millimeters of annular gap between internal face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510648969.4A CN105484973B (en) | 2015-10-09 | 2015-10-09 | A kind of cyclone type oil-gas separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510648969.4A CN105484973B (en) | 2015-10-09 | 2015-10-09 | A kind of cyclone type oil-gas separator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105484973A CN105484973A (en) | 2016-04-13 |
| CN105484973B true CN105484973B (en) | 2017-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510648969.4A Active CN105484973B (en) | 2015-10-09 | 2015-10-09 | A kind of cyclone type oil-gas separator |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355368A (en) * | 2017-07-21 | 2017-11-17 | 无锡鑫华控阀业有限公司 | Oil mist separator |
| JP6573743B1 (en) * | 2017-11-27 | 2019-09-11 | 三菱電機株式会社 | Compressor and refrigeration cycle equipment |
| CN109236613B (en) * | 2018-11-19 | 2023-04-28 | 西安交通大学 | Cyclone type oil-gas separator and separation method |
| CN117432782B (en) * | 2023-12-19 | 2024-03-19 | 中国核动力研究设计院 | Protective device for supercritical carbon dioxide power generation system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102767925A (en) * | 2012-07-02 | 2012-11-07 | 西安交通大学 | Cyclone oil-gas separator for multi-online system |
| JP2013511657A (en) * | 2009-12-02 | 2013-04-04 | ゲア ボック ゲーエムベーハー | Compressor |
| CN203208861U (en) * | 2013-05-10 | 2013-09-25 | 福建泉成机械有限公司 | Exhaust gas treatment device for waste asphalt pavement material recycling equipment |
| CN103446835A (en) * | 2013-09-05 | 2013-12-18 | 常州大学 | Oil-gas separator |
| CN104848616A (en) * | 2015-05-20 | 2015-08-19 | 深圳麦克维尔空调有限公司 | Oil and gas separator in air conditioning system |
-
2015
- 2015-10-09 CN CN201510648969.4A patent/CN105484973B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013511657A (en) * | 2009-12-02 | 2013-04-04 | ゲア ボック ゲーエムベーハー | Compressor |
| CN102767925A (en) * | 2012-07-02 | 2012-11-07 | 西安交通大学 | Cyclone oil-gas separator for multi-online system |
| CN203208861U (en) * | 2013-05-10 | 2013-09-25 | 福建泉成机械有限公司 | Exhaust gas treatment device for waste asphalt pavement material recycling equipment |
| CN103446835A (en) * | 2013-09-05 | 2013-12-18 | 常州大学 | Oil-gas separator |
| CN104848616A (en) * | 2015-05-20 | 2015-08-19 | 深圳麦克维尔空调有限公司 | Oil and gas separator in air conditioning system |
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| CN105484973A (en) | 2016-04-13 |
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Effective date of registration: 20210207 Address after: 264006 No.7, No.331 Changjiang Road, Yantai Economic and Technological Development Zone, China (Shandong) pilot Free Trade Zone, Yantai City, Shandong Province Patentee after: Yantai Binglun Environmental Protection Technology Co.,Ltd. Address before: Beilin District Xianning West Road 710049, Shaanxi city of Xi'an province No. 28 Patentee before: XI'AN JIAOTONG University |
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